TOTAL VOLUME:

$134.2b

24H VOL:

$130,522,377

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,438,389,636

404,028

Markets across

30,214

events

MATCHED EVENTS:

2,681

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Highest temperature in Madrid on June 1?
polymarket

Highest temperature in Madrid on June 1?

Volume:
$67,272

35°C

 - Polymarket

35°C - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jun 2, 2026

Closed: Jun 1, 8:00 AM EST

polymarket

Polymarket

View
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

35°C

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$11,889
N/A
N/A
N/A
Settled
Yes
polymarket

33°C

0%
Yes 0¢No 100¢
—
N/A
$15,019
N/A
N/A
N/A
Settled
No
polymarket

34°C

0%
Yes 0¢No 100¢
—
N/A
$11,283
N/A
N/A
N/A
Settled
No
polymarket

36°C

0%
Yes 0¢No 100¢
—
N/A
$10,326
N/A
N/A
N/A
Settled
No
polymarket

37°C

0%
Yes 0¢No 100¢
—
N/A
$9,326
N/A
N/A
N/A
Settled
No
polymarket

32°C

0%
Yes 0¢No 100¢
—
N/A
$2,868
N/A
N/A
N/A
Settled
No
polymarket

31°C

0%
Yes 0¢No 100¢
—
N/A
$2,686
N/A
N/A
N/A
Settled
No
polymarket

38°C

0%
Yes 0¢No 100¢
—
N/A
$1,199
N/A
N/A
N/A
Settled
No
polymarket

30°C

0%
Yes 0¢No 100¢
—
N/A
$992
N/A
N/A
N/A
Settled
No
polymarket

29°C or below

0%
Yes 0¢No 100¢
—
N/A
$845
N/A
N/A
N/A
Settled
No
polymarket

39°C or higher

0%
Yes 0¢No 100¢
—
N/A
$837
N/A
N/A
N/A
Settled
No
Total markets: 11

Description

This market will resolve to the temperature range that contains the highest temperature recorded at the Adolfo Suárez Madrid-Barajas Airport Station in degrees Celsius on 1 Jun '26. The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day for the Adolfo Suárez Madrid-Barajas Airport Station, available here: https://www.wunderground.com/history/daily/es/madrid/LEMD. To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C. This market can not resolve until the first data point for the following date has been published on the resolution source. The resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market. Revisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.

Frequently asked questions

Prediction market odds reflect real-money consensus from traders betting on Madrid's June 1 temperature, while meteorological forecasts from weather agencies and climate analysts rely on atmospheric models and historical data. Markets often price in broader uncertainty and tail risks that traditional forecasts may underweight. Comparing the market's implied temperature distribution to official weather service predictions and seasonal climate models can reveal whether traders expect conditions warmer or cooler than expert consensus, highlighting areas of disagreement or emerging information.

On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, the highest temperature in Madrid on June 1 is priced through outcome shares representing specific temperature ranges or thresholds. Traders buy and sell shares corresponding to their belief about whether the actual high will fall into each bracket. The price of each share reflects the market's collective probability estimate. As new information emerges—weather model updates, seasonal patterns, or climate anomalies—traders adjust positions, moving prices to reflect changing expectations about Madrid's June 1 conditions.

The market resolves on Jun 1, 2026, after the highest temperature in Madrid on June 1, 2026 has been recorded. Resolution is determined by the official temperature reading from a designated meteorological source for that date. Once the actual high temperature is confirmed, the outcome is settled and traders' positions are finalized based on which temperature bracket or outcome correctly matched the recorded value.

Major weather pattern shifts, including changes to Atlantic pressure systems, heat waves, or cold fronts affecting Western Europe, can significantly move odds. Updated seasonal climate forecasts from meteorological agencies may signal warmer or cooler-than-normal conditions for early June. Real-time weather model runs closer to June 1 will refine temperature expectations. Long-range climate indices, such as the North Atlantic Oscillation or Mediterranean sea-surface temperatures, influence European weather and could shift trader positioning as new data arrives.